316587841431 has 4 divisors (see below), whose sum is σ = 422117121912. Its totient is φ = 211058560952.

The previous prime is 316587841399. The next prime is 316587841441. The reversal of 316587841431 is 134148785613.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 316587841431 - 2⁵ = 316587841399 is a prime.

It is a super-2 number, since 2×316587841431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316587841441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52764640236 + ... + 52764640241.

It is an arithmetic number, because the mean of its divisors is an integer number (105529280478).

Almost surely, 2^316587841431 is an apocalyptic number.

316587841431 is a deficient number, since it is larger than the sum of its proper divisors (105529280481).

316587841431 is a wasteful number, since it uses less digits than its factorization.

316587841431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105529280480.

The product of its digits is 1935360, while the sum is 51.

The spelling of 316587841431 in words is "three hundred sixteen billion, five hundred eighty-seven million, eight hundred forty-one thousand, four hundred thirty-one".